{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "adverse event", "arguments": ["Subject.Disorder", "Treatment.Time_elapsed", "Subject.Age", "Subject.Population", "Subject.Gender", "Subject", "Treatment.Route", "Combination.Drug", "Treatment.Duration", "Treatment.Disorder", "Treatment.Dosage", "Treatment.Drug", "Treatment.Freq"]}], "input": "Eleven patients developed infection requiring hospitalization while taking leflunomide including: lower respiratory tract infections (3), cellulitis (2), disseminated herpes zoster (2), probable TB liver (1), abdominal sepsis (1), mycotic aneurysm (1) and gastroenteritis (1)."}
{"adverse event": [{"Subject.Disorder": "NAN", "Treatment.Time_elapsed": "NAN", "Subject.Age": "NAN", "Subject.Population": "Eleven", "Subject.Gender": "NAN", "Subject": "Eleven patients", "Treatment.Route": "NAN", "Combination.Drug": "NAN", "Treatment.Duration": "NAN", "Treatment.Disorder": "NAN", "Treatment.Dosage": "NAN", "Treatment.Drug": "leflunomide", "Treatment.Freq": "NAN"}]}